||1965|1960|1960|1970|1970|
|---|---|---|---|---|---|
|World|3,334,874,000|3,021,475,000|313,399,000|3,692,492,000|357,618,000|
|Africa|313,744,000|277,398,000|36,346,000|357,283,000|43,539,000|
|Asia|1,899,424,000|1,701,336,000|198,088,000|2,143,118,000|243,694,000|
|Europe|634,026,000|604,401,000|29,625,000|655,855,000|21,829,000|
|Latin America|250,452,000|218,300,000|1,270,000|284,856,000|34,404,000|
|Northern America|219,570,000|204,152,000|15,418,000|231,937,000|12,367,000|
|Oceania|17,657,000|15,888,000|1,769,000|19,443,000|1,786,000|

Question: how many areas achieved more than 250,000,000 people in 1970?
Answer: 4